DAC产生正弦方波三角波\1 .....................\1.c .....................\1.lnp .....................\1.LST .....................\1.M51 .....................\1.OBJ .....................\1.Opt .....................\1.plg .....................\1.Uv2 .....................\1_Opt.Bak .....................\1_Uv2.Bak .....................\STARTUP.A51 .....................\STARTUP.LST .....................\STARTUP.OBJ DAC产生正弦方波三角波